html,
body,
#app {
  margin: 0;
  padding: 0;
  height: 100%;
  min-width: 1366px;
}
.levbut{
  margin-bottom: 20px;
}
.el-card {
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.15) !important;
}

.el-breadcrumb {
  margin-bottom: 15px;
  font-size: 12px;
}

.m-fontsize{
  margin: 20px;
  font-size: 13px;
}
.ql-editor{
  min-height: 400px;
}
.mt-20{
  margin-top: 20px !important;
}